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    Sum of Squares and Degrees of freedom

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    A researcher wanted to invetigate whether there is a significant difference in the average age of instructors, assistant professors, assocated professors and full professors at a university. The faculty was selected at random and their ages were recorded. Use the collected data to complete the Anova chart given below.

    Instructors Asst. Professors Assoc. Professors Professors
    26 28 45 58
    32 32 48 56
    29 36 52 62
    36 45 54 65
    40 50 62 52
    45 46 65 49

    ANOVA Summary
    Source of Sum of Degrees Variation F Value F Critical
    Variation Squares of freedom
    Between-Groups 3 12.88 3.10
    Within-Groups 1120.17

    (Need Sum of Squares and Degrees of freedom for Between Groups and Degrees of freedom and Variation for Within-Groups

    © BrainMass Inc. brainmass.com June 4, 2020, 12:22 am ad1c9bdddf
    https://brainmass.com/statistics/analysis-of-variance/sum-of-squares-and-degrees-of-freedom-334963

    Solution Summary

    ANOVA Chart is Completed as required.

    $2.19

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